<template>
  <div class="pay-main">
    <div class="pay-container">
      <div class="checkout-tit">
        <h4 class="tit-txt">
          <span class="success-icon"></span>
          <span class="success-info"
            >订单提交成功，请您及时付款，以便尽快为您发货~~</span
          >
        </h4>
        <div class="paymark">
          <span class="fl"
            >请您在提交订单<em class="orange time">4小时</em
            >之内完成支付，超时订单会自动取消。订单号：<em>145687</em></span
          >
          <span class="fr"
            ><em class="lead">应付金额：</em
            ><em class="orange money">￥17,654</em></span
          >
        </div>
      </div>
      <div class="checkout-info">
        <h4>重要说明：</h4>
        <ol>
          <li>
            尚品汇商城支付平台目前支持<span class="zfb">支付宝</span>支付方式。
          </li>
          <li>其它支付渠道正在调试中，敬请期待。</li>
          <li>为了保证您的购物支付流程顺利完成，请保存以下支付宝信息。</li>
        </ol>
        <h4>
          支付宝账户信息：（很重要，<span class="save">请保存！！！</span>）
        </h4>
        <ul>
          <li>支付帐号：11111111</li>
          <li>密码：111111</li>
          <li>支付密码：111111</li>
        </ul>
      </div>
      <div class="checkout-steps">
        <div class="step-tit">
          <h5>支付平台</h5>
        </div>
        <div class="step-cont">
          <ul class="payType">
            <li><img src="./images/pay2.jpg" /></li>
            <li><img src="./images/pay3.jpg" /></li>
          </ul>
        </div>
        <div class="hr"></div>

        <div class="payshipInfo">
          <div class="step-tit">
            <h5>支付网银</h5>
          </div>
          <div class="step-cont">
            <ul class="payType">
              <li><img src="./images/pay10.jpg" /></li>
              <li><img src="./images/pay11.jpg" /></li>
              <li><img src="./images/pay12.jpg" /></li>
              <li><img src="./images/pay13.jpg" /></li>
              <li><img src="./images/pay14.jpg" /></li>
              <li><img src="./images/pay15.jpg" /></li>
              <li><img src="./images/pay16.jpg" /></li>
              <li><img src="./images/pay17.jpg" /></li>
              <li><img src="./images/pay18.jpg" /></li>
              <li><img src="./images/pay19.jpg" /></li>
              <li><img src="./images/pay20.jpg" /></li>
              <li><img src="./images/pay21.jpg" /></li>
              <li><img src="./images/pay22.jpg" /></li>
            </ul>
          </div>
        </div>
        <div class="hr"></div>

        <div class="submit">
          <a class="btn" @click="payOrederld">立即支付</a>
        </div>
        <div class="otherpay">
          <div class="step-tit">
            <h5>其他支付方式</h5>
          </div>
          <div class="step-cont">
            <span><a href="weixinpay.html" target="_blank">微信支付</a></span>
            <span>中国银联</span>
          </div>
        </div>
      </div>
    </div>
    <!-- 使用element ui 创建支付确认框 -->

    <el-dialog
      title="请支付"
      :visible.sync="dialogVisible"
      width="30%"
      center
      :before-close="beforClo"
    >
      <div style="text-align: center"><img :src="imgUrl" alt="" /></div>
      <span slot="footer" class="dialog-footer">
        <el-button @click="outPay">取消支付</el-button>
        <el-button type="primary" @click="payStatesget">我已支付</el-button>
      </span>
    </el-dialog>
  </div>
</template>

<script>
import { careatNative, queryPayStatus } from '@/api'
import QRCode from 'qrcode'
export default {
  name: 'Pay',
  data() {
    return {
      dialogVisible: false,
      imgUrl: '',
      timer: null,
    }
  },
  mounted() {
    // this.payOrederld()
  },
  computed: {
    orderId() {
      return this.$route.query.payCode
    },
  },
  methods: {
    async payOrederld() {
      let re = await careatNative(this.orderId)
      // 请求回返回一个微信支付链接,会自动跳转到微信解析,
      //但是pc端无法使用,所以需要用外部包将其转换为二维码
      // 异步转换
      let imgUrl = await QRCode.toDataURL(re.codeUrl)
      this.imgUrl = imgUrl
      this.dialogVisible = true
      // 轮询判断,当支付页面打开时,需要开启轮询,检测用户是否成功支付,当检测到支付时跳转到支付成功页,并将定时器清除
      this.timer = setInterval(async () => {
        try {
          await queryPayStatus(this.orderId)
          clearInterval(this.timer)
          this.$router.push('/paySuccess')
        } catch (error) {
          console.log(error)
        }
      }, 1000)
      // 当点击取消时也应该清除定时器
      // dialog的取消方式可以使用esc和点击model以及点击x取消,这些都会触发取消前函数,可以在函数中添加
      // 书写者写入的按钮不会触发,需要手动触发
    },
    async payStatesget() {
      try {
        await queryPayStatus(this.orderId)
        clearInterval(this.timer)
        this.$router.push('/paySuccess')
      } catch (error) {
        this.$message.warning('未检测到支付信息')
      }
    },

    // 取消支付
    outPay() {
      clearInterval(this.timer)
      this.dialogVisible = false
      this.$message.error('取消支付')
    },
    beforClo(done) {
      //支付框消失前
      clearInterval(this.timer)
      // 为取消输入框添加提示,以及为支付成功的提示
      this.$message.error('取消支付')
      done()
    },
  },
  // beforeDestroy() {
  //   clearInterval(this.timer)
  // },
}
</script>

<style lang="less" scoped>
.pay-main {
  margin-bottom: 20px;

  .pay-container {
    margin: 0 auto;
    width: 1200px;

    a:hover {
      color: #4cb9fc;
    }

    .orange {
      color: #e1251b;
    }

    .money {
      font-size: 18px;
    }

    .zfb {
      color: #e1251b;
      font-weight: 700;
    }

    .checkout-tit {
      padding: 10px;

      .tit-txt {
        font-size: 14px;
        line-height: 21px;

        .success-icon {
          width: 30px;
          height: 30px;
          display: inline-block;
          background: url(./images/icon.png) no-repeat 0 0;
        }

        .success-info {
          padding: 0 8px;
          line-height: 30px;
          vertical-align: top;
        }
      }

      .paymark {
        overflow: hidden;
        line-height: 26px;
        text-indent: 38px;

        .fl {
          float: left;
        }

        .fr {
          float: right;

          .lead {
            margin-bottom: 18px;
            font-size: 15px;
            font-weight: 400;
            line-height: 22.5px;
          }
        }
      }
    }

    .checkout-info {
      padding-left: 25px;
      padding-bottom: 15px;
      margin-bottom: 10px;
      border: 2px solid #e1251b;

      h4 {
        margin: 9px 0;
        font-size: 14px;
        line-height: 21px;
        color: #e1251b;
      }

      ol {
        padding-left: 25px;
        list-style-type: decimal;
        line-height: 24px;
        font-size: 14px;
      }

      ul {
        padding-left: 25px;
        list-style-type: disc;
        line-height: 24px;
        font-size: 14px;
      }
    }

    .checkout-steps {
      border: 1px solid #ddd;
      padding: 25px;

      .hr {
        height: 1px;
        background-color: #ddd;
      }

      .step-tit {
        line-height: 36px;
        margin: 15px 0;
      }

      .step-cont {
        margin: 0 10px 12px 20px;

        ul {
          font-size: 0;

          li {
            margin: 2px;
            display: inline-block;
            padding: 5px 20px;
            border: 1px solid #ddd;
            cursor: pointer;
            line-height: 18px;
          }
        }
      }
    }

    .submit {
      text-align: center;

      .btn {
        display: inline-block;
        padding: 15px 45px;
        margin: 15px 0 10px;
        font: 18px '微软雅黑';
        font-weight: 700;
        border-radius: 0;
        background-color: #e1251b;
        border: 1px solid #e1251b;
        color: #fff;
        text-align: center;
        vertical-align: middle;
        cursor: pointer;
        user-select: none;
        text-decoration: none;
      }
    }
  }
}
</style>
